From 7b5ca134a54a9caeabb7c012f910c7d27f8d7830 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 2 Aug 2023 01:19:37 +0900
Subject: [PATCH] man: update document about the maximum number of child
 processes

---
 man/udev.conf.xml | 3 ++-
 man/udevadm.xml   | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/man/udev.conf.xml b/man/udev.conf.xml
index 0f51a1aaefe..f4d573ddc61 100644
--- a/man/udev.conf.xml
+++ b/man/udev.conf.xml
@@ -53,7 +53,8 @@
         <term><varname>children_max=</varname></term>
 
         <listitem>
-          <para>An integer. The maximum number of events executed in parallel.</para>
+          <para>An integer. The maximum number of events executed in parallel. When unspecified or 0 is
+          specified, the maximum is determined based on the system resources.</para>
 
           <para>This is the same as the <option>--children-max=</option> option.</para>
         </listitem>
diff --git a/man/udevadm.xml b/man/udevadm.xml
index 900bdac4b32..1c339a6b6d1 100644
--- a/man/udevadm.xml
+++ b/man/udevadm.xml
@@ -607,8 +607,8 @@
           <term><option>-m</option></term>
           <term><option>--children-max=</option><replaceable>value</replaceable></term>
           <listitem>
-            <para>Set the maximum number of events, systemd-udevd will handle at the
-            same time.</para>
+            <para>Set the maximum number of events, systemd-udevd will handle at the same time. When 0 is
+            specified, then the maximum is determined based on the system resources.</para>
           </listitem>
         </varlistentry>
         <varlistentry>
-- 
2.47.3